CVE-2024-13959: Link Following Local Privilege Escalation Vulnerability in AVG TuneUp 24.2.16593.9844

Published May 9, 2025

Updated

Link Following Local Privilege Escalation Vulnerability in TuneupSvc.exe in AVG TuneUp 24.2.16593.9844 on Windows allows local attackers to escalate privileges and execute arbitrary code in the context of SYSTEM via creating a symbolic link and leveraging the service to delete a directory

Affected Software

1 affected component

AVG AVG TuneUp

Remediation

Information

An upgrade was released on 11.12.2024 in version AVG TuneUp 24.3.17165.10564, upgrade to this or later version.

Event History

May 9, 2025

CVE Published

via MITRE·03:20 PM

Data Sourced

via MITRE·03:20 PM

RemedyDescriptionSeverityWeakness

Data Sourced

via NVD·04:15 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2024-13959?

CVE-2024-13959 is considered to be a high-severity local privilege escalation vulnerability.

How do I fix CVE-2024-13959?

To fix CVE-2024-13959, update AVG TuneUp to the latest version available from the vendor.

Who is affected by CVE-2024-13959?

CVE-2024-13959 affects users of AVG TuneUp version 24.2.16593.9844 on Windows.

What type of vulnerability is CVE-2024-13959?

CVE-2024-13959 is a local privilege escalation vulnerability that allows attackers to execute arbitrary code.

How does CVE-2024-13959 work?

CVE-2024-13959 works by allowing an attacker to create a symbolic link that exploits the AVG TuneUp service to gain SYSTEM-level privileges.